JOHNSTONE SUPPLY 540

(410) 936-7700

2128 NORTHWOOD DRIVE
SUITE A
SALISBURY, MD 21801

WWW.JOHNSTONESUPPLY.COM

See Map Below

Found in categories:

GeneralAire® Preferred Wholesalers

VIDEO: How to Install a 4400A Whole-Home Humidification System 7:36

Thanks to ACHR the NEWS, Clockwork Comfort Control's Trent Davis, and homeowners Brandon and Marie LeMaster for including the new GeneralAire...

Posted: 05/16/2023

VIDEO: Quick Non-Ducted Install of a DH75 or DH100 Using the GeneralAire Wi-Fi APP 2:27

{ "@context": "https://schema.org", "@type": "VideoObject", "name": "Quick Non-Ducted Install of a DH75 or DH100 Using the GeneralAire Wi-F...

Posted: 04/26/2023

GeneralAire 570M Humidifier Installation

{ "@context": "https://schema.org", "@type": "VideoObject", "name": "GeneralAire® 570M Humidifier Installation 7:51", "description": ""...

Posted: 10/23/2017

GeneralAire 900 Humidifier Installation

{ "@context": "https://schema.org", "@type": "VideoObject", "name": "GeneralAire® 900 Humidifier Installation 8:07", "description": "",...

Posted: 10/23/2017

GeneralAire 1000 Humidifier Installation

{ "@context": "https://schema.org", "@type": "VideoObject", "name": "GeneralAire® 1000 Humidifier Installation 8:37", "description": ""...

Posted: 02/25/2018

GeneralAire MHX3C Manual Humidistat Installation

{ "@context": "https://schema.org", "@type": "VideoObject", "name": "GeneralAire® MHX3C Manual Humidistat Installation 3:09", "descript...

Posted: 02/25/2018

GeneralAire GFX3 Automatic Digital Humidistat Installation

{ "@context": "https://schema.org", "@type": "VideoObject", "name": "GeneralAire® GFX3 Automatic Digital Humidistat Installation 4:07", ...

Posted: 02/25/2018

Latest Blog Posts

Video: GeneralAire Cartridge Air Filters Features and Benefits

Posted: 02/16/2024

Why We’re Still Breathing Dirty Indoor Air - New York Times

Posted: 01/03/2024

Healthy Air, Healthy Minds

Posted: 12/20/2023

Elevating Indoor Air Quality - A Shared Responsibility for HVAC and Plumbing Contractors (APR Supply Co. Editorial: Vol 7)

Posted: 11/03/2023

scroll to top icon